They have amassed over 800 million bibliographic records containing over a trillion fields of data.

它们聚集了8亿条数据记录，包含超过1万亿个数据字段。

youdao

They have amassed over 800 million bibliographic records containing over a trillion fields of data.

它们聚集了8亿条数据记录，包含超过1万亿个数据字段。

youdao